In a significant legal development, an appeals court has ruled in favor of New York City Mayor Zohran Mamdani, allowing the implementation of the controversial pied-à-terre tax on luxury second homes to move forward. This ruling reverses a lower court decision and resolves ongoing challenges from wealthy property owners. Supporters of the tax claim it will help generate substantial revenue for the city, with projections of up to $500 million. While this ruling marks a major victory for the Mamdani administration, the legal battles surrounding the tax are expected to continue.